Sourced from distlib's changelog.

0.4.2

Released: 2026-06-08


locators


Fix URL percent-encoding using space-padding instead of zero-padding. Thanks to
Kadir Can Ozden for the patch.


Harden decompression against malicious input. Thanks to tonghuaroot for the patch,
which was adapted slightly.




manifest

Use os.lstat in findall to correctly detect symlinked directories. Thanks to
Kadir Can Ozden for the patch.



metadata

Improve logic to incorporate newer metadata versions.



resources

Ensure that constructed resource paths don't escape the package. Thanks to
tonghuaroot for the patch.



util


Fix #255: Update cache_from_source() for Python 3.15. Thanks to Victor Stinner
for the patch.


Check during unarchiving that the destination directory isn't escaped via symlinks.
Thanks to tonghuaroot for the patch.


Improved performance of normalize_name using dual replace. Thanks to
Hugo van Kemenade for the patch.




wheel


Add checks that installed files don't escape the installation directory. Thanks to
tonghuaroot for the patch.


Add checks when mounting extensions to ensure path containment. Thanks to
tonghuaroot for the patch.




0.4.1

... (truncated)

• 8183ea6 Update change log.
• 55ca016 Changes for 0.4.2.
• 7e282ab Update metadata logic to incorporate newer versions.
• fa4ea50 Remove non-portable portion of test.
• e06a1d5 Further refine tests.
• ccd2bb0 Update unit tests.
• ab58056 Formatting tidy-up.
• 4d4c926 Add checks when mounting extensions to ensure path containment.
• 9efc6fd Check during unarchiving that the destination directory isn't escaped via sym...
• 63fd4f1 Ensure that constructed resource paths don't escape the package.
• Additional commits viewable in compare view

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